3*2*7/0.

2*2*7/0.

1*10*7/0

1*9*7/0.

1*8*7/0.

1*7*7/0.

1*6*7/0.

1*4*7/0.

1*2*7/0.

30*2*7/0

20*2*7/0

10*2*7/0

9*2*7/0.

8*2*7/0.

7*2*7/0.

6*2*7/0.

5*2*7/0.

4*2*7/0.

3*2*7/0.

2*2*7/0.